package scanner;
import java.util.Scanner;
public class Demo02 {
    public static void main(String[] args) {
        Scanner scanner=new Scanner(System.in);
        int i=0;
        float f=0.0f;
        System.out.println("请输入整数：");
        if (scanner.hasNextInt()){
            i= scanner.nextInt();
            System.out.println("整数数据："+i);
        }else{
            System.out.println("输入的不是整数");
        }
        System.out.println("请输入小数");
        if (scanner.hasNextFloat()){
            f= scanner.nextFloat();
            System.out.println("是小数数据："+f);
        }else{
            System.out.println("不是小数数据");
        }
        scanner.close();
    }
}
